<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>菜单</title>
		<style type="text/css">
			ul{
				/* 消除li前面的点 */
				list-style: none;
			}
			li{
				padding: 10px 20px 10px 20px;
				margin-right: 10px;
				float: left;
				background-color: #ee1166;
				border-radius: 20px;
				/* 变化时间 */
				transition: .5s;
			}
			li:hover{
				background-color: aqua;
			}
			a{
				/* 消除a标签字下的线 */
				text-decoration: none;
				/* 字体颜色 */
				color: white;
			}
		</style>
	</head>
	<body>
		<div>
			<ul>
				<li><a href="https://www.w3school.com.cn/" target="_blank">w3school</a></li>
				<li><a href="https://www.runoob.com/" target="_blank">RUNOOB.COM</a></li>
				<li><a href="https://www.cnblogs.com/" target="_blank">博客园</a></li>
				<li><a href="https://www.csdn.net/" target="_blank">CSDN</a></li>
				<li><a href="https://segmentfault.com/" target="_blank">思否</a></li>
			</ul>
		</div>
	</body>
</html>
